How to calculate the 95% confidence intervals for the true average support of each of the two candidates? Use the z-distribution to find the critical value.

Question 2 (8 pts.) The Yellow Party is now trying to decide who should be their party leader to represent them in elections. The two leading candidates are Noam and Ariel. The Yellow Party conducts a poll of 100 of its members to determine how they feel about the two candidates. The average approval for Noam (on a 10 point scale) is 7.5 with a standard deviation of 1.8, while the average approval for Ariel is 6.6 with a standard deviation of 3